204029320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20161}}^1$

素因数の和:20206

約数の個数: 64

約数和(自身を含む): 522599040

約数和(自身を除く): 318569720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 20161, 40322, 80644, 100805, 161288, 201610, 221771, 403220, 443542, 463703, 806440, 887084, 927406, 1108855, 1774168, 1854812, 2217710, 2318515, 3709624, 4435420, 4637030, 5100733, 8870840, 9274060, 10201466, 18548120, 20402932, 25503665, 40805864, 51007330, 102014660, 204029320]

約数ペア:

[(1, 204029320), (2, 102014660), (4, 51007330), (5, 40805864), (8, 25503665), (10, 20402932), (11, 18548120), (20, 10201466), (22, 9274060), (23, 8870840), (40, 5100733), (44, 4637030), (46, 4435420), (55, 3709624), (88, 2318515), (92, 2217710), (110, 1854812), (115, 1774168), (184, 1108855), (220, 927406), (230, 887084), (253, 806440), (440, 463703), (460, 443542), (506, 403220), (920, 221771), (1012, 201610), (1265, 161288), (2024, 100805), (2530, 80644), (5060, 40322), (10120, 20161)]